Inventor · Big Prairie, OH, US

Edward McKiernan

19Patents
8h-index
15Co-inventors
69Inventor score

Filing activity: Sep 24, 1987 → Sep 14, 2010

Most-cited inventions

PatentTitleAreaCited byStatus
US6182673A Dump facility for cassette sewage tanks Performing Operations; Transporting 1,389 Expired
US5079950A Level indicating in vehicle holding tanks Emerging Cross-Sectional Technologies 41 Expired
US4819279A Vacuum toilet system Fixed Constructions 36 Expired
US5345618A Vacuum toilet system Fixed Constructions 19 Expired
US5931642A Plastic combined vacuum and holding tank Fixed Constructions 15 Expired
US5681148A Vacuum/holding tank Fixed Constructions 11 Expired
US6234197A Holding tank vacuum relief Emerging Cross-Sectional Technologies 10 Expired
US5937888A Toilet waste collection system for campgrounds Emerging Cross-Sectional Technologies 8 Expired
US5433163A Pump out adaptor Performing Operations; Transporting 8 Expired
US4854827A Sanitary pump station Emerging Cross-Sectional Technologies 8 Expired
US7725961B2 Portable toilet Fixed Constructions 7 Active
US6782561B2 Standardized recreational vehicle sanitary system Performing Operations; Transporting 6 Expired
US6065493A Vacuum relief valve for sewage holding tank Emerging Cross-Sectional Technologies 6 Expired
US5442952A Testing of hoses Physics 4 Expired
US8656524B2 Toilet assembly Fixed Constructions 4 Active
US5971005A Vacuum adaptor for recreation vehicle toilet system with sliding cassette holding tank Emerging Cross-Sectional Technologies 3 Expired
US6957450B2 Standardized recreational vehicle sanitary system Performing Operations; Transporting 3 Expired
US4893720A Tilting sanitary tank Fixed Constructions 2 Expired
US5806454A Discharge hose adapter for boat holding tank Emerging Cross-Sectional Technologies 1 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.